Degarmo's Materials And Processes In Manufacturing
13th Edition
ISBN: 9781119492825
Author: Black, J. Temple, Kohser, Ronald A., Author.
Publisher: Wiley,
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Textbook Question
Chapter 30, Problem 6RQ
Would it be feasible to produce a groove 2 mm wide and 3 mm deep by chemical machining?
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please answer as soon as possible
(a)
Figure 1 shows surface roughness and tolerances obtained in Chemical
Machining (CM) and Electrochemical Machining (ECM) process for different
types of electronic products.
Comment on the differences between chemical and electrochemical machining
process in terms of surface roughness and tolerance of the machined product as
illustrated in Figure 1.
0.9
CM
0.8
0.7
Z ECM
0.6
0.5
0.4
0.3
0.2
0.1
Product A
Product B
Product C
Product D
Products
25
E ČM
20
Z ECM
15
10
Product A
Product B
Product C
Product D
Products
Figure 1: Surface roughness and tolerances of various electronic products
Surface roughness, Ra
Tolerance, (t mm x 10)
Hello,
in the second case it was said that 80% of Ore is grinded to a particle size of below 0.4mm. I would like to know why 0.9 mm was chosen as the feed size in the second case.
Chapter 30 Solutions
Degarmo's Materials And Processes In Manufacturing
Ch. 30 - How do the MRRs for most NTM processes compare to...Ch. 30 - What are the steps in chemical machining using...Ch. 30 - In chemical machining, should the etchant be...Ch. 30 - What are the advantages of chemical blanking over...Ch. 30 - How are multiple depths of cut (steps) produced by...Ch. 30 - Would it be feasible to produce a groove 2 mm wide...Ch. 30 - A drawing calls for making a groove 23 mm wide and...Ch. 30 - Could an ordinary steel weldment be chemically...Ch. 30 - How could you produce a tapered section by...Ch. 30 - What is the principal application of...
Ch. 30 - How is ECM related to chemical machining?Ch. 30 - What effect does work material hardness have on...Ch. 30 - What is the principal cause of tool wear in ECM?Ch. 30 - Would electrochemical grinding be a suitable...Ch. 30 - Upon what factors does the metal removal rate...Ch. 30 - Why is the tool insulated in the ECM schematic?Ch. 30 - What is the nature of the surface obtained by...Ch. 30 - What is the principal advantage of using a moving...Ch. 30 - What effect would increasing the voltage have on...Ch. 30 - If a metal part is quite brittle and the part will...Ch. 30 - If you had to make several holes in a large number...Ch. 30 - Prob. 22RQCh. 30 - Explain (using a little physics and metallurgy)...Ch. 30 - Prob. 24RQCh. 30 - What are some possible defects that can result...Ch. 30 - What are some other uses for the laser other than...Ch. 30 - How does the laser produce coherent light...Ch. 30 - What is ablation?Ch. 30 - What is an excimer?Ch. 30 - In Figure 30.16, what is the protective tape...Ch. 30 - Why is the EBM process done in a vacuum?Ch. 30 - What is the major problem with the redesigned cap...
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